Fresh air without the city din — scientists develop ‘anti-noise’ windows
30 July 2020 - 11:41
Bangkok — Residents in Southeast Asia’s bustling cities who face the dilemma of leaving windows open for fresh air but enduring traffic sounds could find quiet with new noise-cancelling technology developed by researchers in Singapore.
The system comprises 24 small speakers fixed to the window grille, and a microphone placed outside the window, according to a study first published in the Scientific Reports journal...
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